From: Navid Emamdoost navid.emamdoost@gmail.com

commit 9c0530e898f384c5d279bfcebd8bb17af1105873 upstream.

In adis_update_scan_mode_burst, if adis->buffer allocation fails release the adis->xfer.

Signed-off-by: Navid Emamdoost navid.emamdoost@gmail.com Reviewed-by: Alexandru Ardelean alexandru.ardelean@analog.com Signed-off-by: Jonathan Cameron Jonathan.Cameron@huawei.com (cherry picked from commit 9c0530e898f384c5d279bfcebd8bb17af1105873) [krzk: backport applied to adis16400_buffer.c instead of adis_buffer.c] Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@canonical.com --- drivers/iio/imu/adis16400_buffer.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/imu/adis16400_buffer.c b/drivers/iio/imu/adis16400_buffer.c index 90c24a23c679..c0eb9dfd1c45 100644 --- a/drivers/iio/imu/adis16400_buffer.c +++ b/drivers/iio/imu/adis16400_buffer.c @@ -37,8 +37,11 @@ int adis16400_update_scan_mode(struct iio_dev *indio_dev, return -ENOMEM;

adis->buffer = kzalloc(burst_length + sizeof(u16), GFP_KERNEL); - if (!adis->buffer) + if (!adis->buffer) { + kfree(adis->xfer); + adis->xfer = NULL; return -ENOMEM; + }

tx = adis->buffer + burst_length; tx[0] = ADIS_READ_REG(ADIS16400_GLOB_CMD);